Two-passenger-door version. Based on the Czech Karosa C734 bus. Made from 1996-on. Name Chongnyonjunwi (Chongnyonchanvi) translated as Youth's Vanguard. Made by the Pyongyang Trolleybus Works, Pyongyang. Two-axle trolleybus. Kerb weight 10.2 ton, LxWxH 11.055x2500x3165mm, 31 seats/ 100 passengers.